<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div class="classes">
    <div class="navs">
        {% for cla in classes %}
            <a href="">{{ cla }}</a>
        {% endfor %}

    </div>
</div>
</body>
</html>